Question

For
AER
P.T
Ex: 10;-
1 in 3A
:) sin A sin ( + AJ sin ( - 13-A].
;) (OSA . cos( 7 + A] cos ( 17 - A ) = + cas
Cos 3A
and hence
de cluce
that.
3 sin 200
sin 200 sin 40°, sin 60" sin 80
3.
16
Los I
21
Costa
iv)
COS
cot
al cos
9
q
9
16​

Answer 1

Answer:

19 is anwer plz mark brillent plz

Answer 2

Answer:

it's not much clear pa ☺️

follow me for.answers